Vco mk1 old
About the Vco mk1 old PCB
Vco mk1 old is an open source PCB design by Windfisch, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 160 × 100 mm, with 71 components from 35 distinct parts.
Other key parts include the LM324 and 74HC86. By type, the board carries 42 resistors, 11 capacitors, 5 connectors, 5 jumpers, 4 transistors and 3 ICs.
It belongs with the audio designs in this gallery.
From the project
A low-cost semimodular analog synthesizer
This design is a 2 layer PCB with all components on the front. As a result, it features a continuous ground plane on the back.
Main components on the Vco mk1 old
Vco mk1 old bill of materials (BOM)
71 components, 35 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | LM324 | DIP-14_W7.62mm | U1, U2 |
| 1 | 74HC86 | DIP-14_W7.62mm | U3 |
| 3 | BC547 | TO-92_Inline | Q2, Q3, Q5 |
| 1 | 2N7000 | TO-92_Inline | Q4 |
| 1 | power supply | PinHeader_1x03_P2.54mm_Vertical | J1 |
| 1 | control in | PinHeader_2x07_P2.54mm_Vertical | J2 |
| 1 | signal out | PinHeader_2x06_P2.54mm_Vertical | J3 |
| 1 | ringmod in | PinHeader_1x04_P2.54mm_Vertical | J4 |
| 1 | BCM847 breakout socket | DIP-6_W7.62mm_Socket | J5 |
| 1 | Rossum override | SolderDipJumper2alt | JP1 |
| 1 | Rossum connect | SolderDipJumper2alt | JP2 |
| 1 | expo in | SolderDipJumper2alt | JP3 |
| 1 | gnd adjust | SolderDipJumper3alt | JP4 |
| 1 | ringmod config | SolderDipJumper4alt | JP5 |
| 1 | 1N4148 | D_DO-35_SOD27_P7.62mm_Horizontal | D1 |
| 9 | 100n | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C1, C2, C4, C5, C6, C7, C9, C10 +1 |
| 2 | 1n | C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C3, C8 |
| 2 | 10k | Potentiometer_Bourns_3296W_Vertical | R1, R23 |
| 3 | 147k | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R2, R3, R4 |
| 1 | 220k | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R5 |
Show 15 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 12k2 | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R6 |
| 1 | 1k | R_Axial_DIN0204_L3.6mm_D1.6mm_P2.54mm_Vertical | R7 |
| 1 | 150 | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R8 |
| 2 | 2.2k | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R9, R36 |
| 3 | 1k | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R10, R15, R35 |
| 1 | 1k | Potentiometer_Bourns_3296W_Vertical | R11 |
| 1 | 4.7k | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R12 |
| 12 | 100k | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R13, R14, R20, R30, R32, R33, R34, R37 +4 |
| 3 | TODO | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R16, R17, R18 |
| 1 | 50k | Potentiometer_Runtron_RM-065_Vertical | R19 |
| 3 | 47k | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R21, R22, R24 |
| 4 | 10k | R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R25, R27, R28, R31 |
| 1 | 20k | Potentiometer_Runtron_RM-065_Vertical | R26 |
| 1 | 1Meg | Potentiometer_Runtron_RM-065_Vertical | R29 |
| 1 | TODO | Potentiometer_Runtron_RM-065_Vertical | R42 |
Vco mk1 old design files
The KiCad project lives in the Windfisch/analog-synth repository on GitHub; these links point at the commit this page was built from.
Vco mk1 old: common questions
How big is the Vco mk1 old PCB?
The Vco mk1 old measures 160 × 100 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Vco mk1 old?
71 components, from 35 distinct parts. The full bill of materials is listed on this page.
Where can I download the Vco mk1 old design files?
From the Windfisch/analog-synth repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Vco mk1 old design in my own project?
Yes, under the terms of its GPL-3.0 license, which Windfisch chose for the repository.
More boards in analog-synth
Similar boards
KLOR
GEIGEIGEIST
160.2 × 118.3 mm79 parts2LGPL-3.01.2k
ButtonsLEDs
shanteacontrols
390 × 37 mm82 parts2LApache-2.0956
USB
52 × 12.6 mm6 parts2LApache-2.0956
Pots
390 × 93 mm75 parts2LApache-2.0956
PicoGUS Hand386
polpo
29.2 × 75.2 mm43 parts4LGPL-2.0800
Snark barker
schlae
231.1 × 106.7 mm193 parts2LNo license687